Gets the magnification of the document. This is a parameter of the VAPIM_VIEW message.
#include <kvvapi.h> SendMessage(hWndVAPI, VAPIM_VIEW, VAPIMWP_VIEW_GETMAGNIFY, (LPARAM) (int*) lpnMagnify );
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hWndVAPI
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The handle of the VAPI window. |
lpnMagnify
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A pointer to an integer that returns the document magnification:
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SendMessage() returns TRUE if the call succeeds, in which case lpnMagnify returns the magnification.SendMessage() returns FALSE if the call fails (for example, if there are invalid arguments or if no document is open), in which case lpnMagnify is undefined.Use this message to set the state of a Magnify menu item or toolbar button.
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